Meta
Muse Spark 1.2 (xhigh)
A coding-optimized model purpose-built for agentic workflows. Improvements to code generation, debugging, and codebase understanding — with a 1M context window that handles your entire project in one session.
Meta AI model releasesModel Snapshot
TypeLanguage
ReleaseAug 5, 2026
Context1,048,576
Tagsreasoning, tool-use, implicit-caching, file-input
Overall
Rank #59 across 687
39.6
Coding
Rank #44 across 330
72.2
Blended Price
Rank #285 across 432
$2.00/M
Strength Profile
Percentile score by analysis domain.
* Cost is inverted: lower input, output, and blended prices rank higher.
Benchmark Percentiles
Higher bars mean stronger relative placement.
Model Details
Runtime
Max Output943,718
Streaming speed is not measured for this model yet.
Pricing
Blended$2.00/M
Input$1.25/M
Output$4.25/M
Catalog$1.25/M in / $4.25/M out
Metadata
Modalities
All Benchmarks
| Metric | Domain | Value | Rank |
|---|---|---|---|
| Artificial Analysis Intelligence Index | overall | 39.6 | #59 |
| Artificial Analysis Coding Index | coding | 72.2 | #44 |
| LiveBench Mathematics | math | 91.2% | #21 |
| GPQA | reasoning | 90.4% | #64 |